0,0 → 1,198 |
var latRusWorker = null; |
var latRusEnabled = false; |
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var LatRus = { |
init: function() |
{ |
latRusWorker = new Worker(); |
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LatRus.setEnabled(false); |
}, |
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onKeyPress: function(aEvent) |
{ |
if(!latRusEnabled) return; |
if(aEvent.ctrlKey || aEvent.altKey || aEvent.charCode == 0) return true; |
if(aEvent.keyCode == 255) return; // our loop event |
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var newEvent = aEvent.target.ownerDocument.createEvent("KeyEvents"); |
newEvent.initKeyEvent(aEvent.type, aEvent.bubbles, aEvent.cancelable, aEvent.view, |
false, false, false, false, 255, latRusWorker.convertCode(aEvent.charCode)); |
aEvent.preventDefault(); |
aEvent.originalTarget.dispatchEvent(newEvent); |
}, |
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toggleEnabled: function() |
{ |
LatRus.setEnabled(!latRusEnabled); |
}, |
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setEnabled: function(enabled) |
{ |
latRusEnabled = enabled; |
LatRus.updateEnabled(); |
}, |
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updateEnabled: function() |
{ |
var item = document.getElementById("context-latrus-enabled"); |
if(item) { |
item.setAttribute("checked", latRusEnabled); |
} |
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var panel = document.getElementById("latrus-panel"); |
if(panel) { |
panel.label = (latRusEnabled ? "RUS" : "LAT"); |
} |
}, |
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onMenuPopupShowing: function(menu) |
{ |
if(!gContextMenu) return null; |
var textSelected = (LatRus.getSelectedText(gContextMenu.target) != null); |
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var itemToLat = document.getElementById("context-latrus-tolat"); |
if(itemToLat) { |
itemToLat.disabled = !textSelected; |
} |
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var itemToRus = document.getElementById("context-latrus-torus"); |
if(itemToRus) { |
itemToRus.disabled = !textSelected; |
} |
}, |
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selectedToLat: function() |
{ |
if(!gContextMenu) return null; |
LatRus.convertSelectedText(gContextMenu.target, 'convertStringBackward'); |
}, |
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selectedToRus: function() |
{ |
if(!gContextMenu) return null; |
LatRus.convertSelectedText(gContextMenu.target, 'convertStringForward'); |
}, |
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getSelectedText: function(e) |
{ |
if(!e) return null; |
if(!e.value) return null; |
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var start = e.selectionStart; |
var end = e.selectionEnd; |
if(start < 0 || end < 0 || start >= end) return null; |
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return e.value.toString().substring(start, end); |
}, |
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convertSelectedText: function(e, transformation) |
{ |
var selection = LatRus.getSelectedText(e); |
if(!selection) return; |
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var res = latRusWorker[transformation].call(latRusWorker, selection); |
var start = e.selectionStart; |
var end = e.selectionEnd; |
var scrollTop = e.scrollTop; |
var scrollLeft = e.scrollLeft; |
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e.value = e.value.substring(0, start) + res + e.value.substring(end); |
e.setSelectionRange(start, start + res.length); |
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e.scrollTop = scrollTop; |
e.scrollLeft = scrollLeft; |
}, |
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showOptions: function() |
{ |
alert("latrus options"); |
}, |
}; |
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/* REGISTER */ |
if(!latRusWorker && !window.frameElement) { |
window.addEventListener('load', LatRus.init, false); |
window.addEventListener('keypress', LatRus.onKeyPress, true); |
} |
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Worker.engTable = new Array( |
'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', |
'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', |
'\"', '\'', '§', '$', '&', '/', '(', ')', '=', '?', '`', '-', |
'_', '#', '+', '*', ',', '.', 'ä', 'ö', 'ü', 'ß'); |
Worker.rusTable1 = new Array( |
'а', 'б', 'ц', 'д', 'е', 'ф', 'г', 'х', 'и', 'й', 'к', 'л', 'м', |
'н', 'о', 'п', 'ч', 'р', 'с', 'т', 'у', 'в', 'ш', 'ж', 'я', 'з', |
'ъ', 'ь', '§', '$', '&', '/', '(', ')', '=', '?', '`', '-', |
'_', '#', '+', '*', ',', '.', 'э', 'ы', 'ю', 'щ'); |
Worker.rusTable2 = new Array( |
'ф', 'и', 'с', 'в', 'у', 'а', 'п', 'р', 'ш', 'о', 'л', 'д', 'ь', |
'т', 'щ', 'з', 'й', 'к', 'ы', 'е', 'г', 'м', 'ц', 'ч', 'я', 'н', |
'\"', '/', 'â„–', ';', ':', '?', '*', '(', ')', '_', '=', '.', |
',', '\\', 'ъ', 'Ъ', 'б', 'ю'); |
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function Worker() |
{ |
this.convertCodes = new Object(); |
this.convertChars = new Object(); |
this.backCodes = new Object(); |
this.backChars = new Object(); |
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Worker.buildConvertTable(Worker.engTable, Worker.rusTable1, true, this.convertCodes, this.convertChars); |
Worker.buildConvertTable(Worker.rusTable1, Worker.engTable, true, this.backCodes, this.backChars); |
} |
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Worker.buildConvertTable = function(fromTable, toTable, autoUpperCase, resCodes, resChars) |
{ |
for(var i = 0, l = Math.min(fromTable.length, toTable.length); i < l; ++i) { |
resCodes[fromTable[i].charCodeAt(0)] = toTable[i].charCodeAt(0); |
resChars[fromTable[i].charAt(0)] = toTable[i].charAt(0); |
if(autoUpperCase) { |
var fromUpper = fromTable[i].toUpperCase() |
if(fromUpper != fromTable[i]) { |
var toUpper = toTable[i].toUpperCase(); |
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resCodes[fromUpper.charCodeAt(0)] = toUpper.charCodeAt(0); |
resChars[fromUpper.charAt(0)] = toUpper.charAt(0); |
} |
} |
} |
} |
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Worker.prototype.convertCode = function(c) |
{ |
return this.convert(this.convertCodes, c); |
} |
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Worker.prototype.convertStringForward = function(s) |
{ |
return this.convertString(this.convertChars, s); |
} |
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Worker.prototype.convertStringBackward = function(s) |
{ |
return this.convertString(this.backChars, s); |
} |
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Worker.prototype.convertString = function(table, s) |
{ |
var res = ""; |
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for(var i = 0, l = s.length; i < l; ++i) { |
res += this.convert(table, s.charAt(i)); |
} |
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return res; |
} |
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Worker.prototype.convert = function(table, c) |
{ |
if(table) { |
var r = table[c]; |
if(r != undefined) return r; |
} |
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return c; // not found or no table |
} |
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